1. Temperature Controllers Industrial Automation Control For Sale
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  3. CHROMALOX TTUH-20A

CHROMALOX TTUH-20A Immersion Heater 158-046852-007 1-PHASE 240VAC 2KW 350

158-046852-007 Chromalox Ttuh-20a Immersion Heater 1-phase 240vac 2kw 350 F

( Brand: Chromalox ), ( Manufacturer Part Number: TTUH-20A ), ( Part Type: Heater )

Review CHROMALOX Immersion Heater 1-phase 240vac 2kw 350

The **Chromalox TTUH-20A 158-046852-007 Immersion Heater** is a high-performance, industrial-grade heating solution designed for precise and efficient temperature control in a wide range of applications, including water tanks, process vessels, and hydraulic systems. Engineered with Chromalox s reputation for reliability and durability, this **1-phase, 240VAC, 2kW immersion heater** delivers consistent and powerful heating capabilities while maintaining a compact yet robust construction. The unit features a **350-watt output rating**, making it ideal for medium-duty applications where steady, low-to-moderate heat transfer is required without excessive energy consumption. Its **immersion design** ensures direct contact with the fluid being heated, maximizing thermal efficiency and minimizing energy waste by eliminating the need for intermediate heat exchangers.

Constructed with **high-quality stainless steel sheathing**, this immersion heater is built to withstand harsh environments, including exposure to water, chemicals, and temperature fluctuations, making it suitable for both residential and commercial use. The **2kW power rating** provides ample heating capacity for applications such as space heating, water heating, or industrial process heating, while the **240VAC single-phase connection** ensures compatibility with standard electrical systems in most regions. The heater s **compact and cylindrical design** allows for easy installation in tight spaces, whether it s a residential hot water tank, a small industrial vessel, or a specialized process system requiring precise temperature regulation.

Safety and efficiency are prioritized in the design of this immersion heater, featuring **overheat protection mechanisms** to prevent damage from prolonged operation or dry-running conditions. The **sealed construction** ensures long-term reliability, reducing the risk of leaks or corrosion, while the **low-profile mounting flange** simplifies installation and removal without requiring extensive modifications to the host system. Whether used in a **hydraulic fluid heater, a water-based cooling system, or a low-volume industrial process**, this Chromalox immersion heater offers a balance of performance, durability, and ease of use, making it a versatile choice for professionals and DIY enthusiasts alike. Its **precise temperature control** and **energy-efficient operation** further enhance its appeal for applications where consistency and reliability are critical.

### **Pros and Cons of buying a Chromalox TTUH-20A (158-046852-007) Immersion Heater**

#### **Pros:**

1. **High Power Output (2 kW)** This heater provides substantial heating capacity, making it suitable for large tanks, industrial applications, or rapid heating in residential systems. It can efficiently raise water temperature in a short time, which is beneficial for commercial or heavy-duty use.

2. **1-Phase, 240VAC Compatibility** The heater is designed for standard European/UK-style single-phase electrical systems (240V), which means it will work seamlessly in regions where this voltage standard is common. This avoids the need for additional voltage converters or complex wiring adjustments.

3. **Durable Construction** Chromalox is a well-known brand in industrial heating solutions, and this model is likely built to withstand prolonged use in demanding environments. The immersion design ensures direct heat transfer, reducing energy loss.

4. **Adjustable or Control-Friendly** While the specific control features aren t detailed in the model number, immersion heaters like this often come with thermostatic controls or compatibility with external controllers. This allows for precise temperature regulation, which is useful for applications requiring consistent heating.

5. **Versatile Applications** This heater can be used in a variety of settings, including:

- **Commercial kitchens** (for large pots, vats, or cleaning systems).

- **Industrial processes** (e.g., heating fluids in manufacturing).

- **Residential water heating** (if installed in a properly sized tank).

- **Aquaculture or agricultural use** (e.g., heating water for fish tanks or irrigation systems).

6. **Energy Efficiency (When Properly Sized)** A 2 kW heater is efficient for its power rating, provided the tank or system it s installed in is appropriately sized. Oversizing a tank can lead to energy waste, but for the right application, it performs well.

7. **Easy Installation** Immersion heaters are generally straightforward to install, especially if the tank already has a threaded or flanged fitting. The 240VAC design simplifies electrical connections compared to 120V systems.

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#### **Cons:** 1. **High Power Draw (2 kW)** While this is an advantage for rapid heating, it also means:

- **Higher electricity costs**, especially if used frequently or in large volumes.

- **Potential strain on electrical circuits**, particularly in older or undersized wiring setups. A dedicated circuit may be required to avoid tripping breakers.

- **Limited suitability for small tanks**, as it may overheat or cycle on/off rapidly, reducing efficiency and lifespan.

2. **No Built-In Safety Features (May Require Additional Components)**

- Some immersion heaters lack built-in safety mechanisms like **overheat protection, dry-running protection, or pressure relief**. Without these, the risk of damage to the heater or the tank increases if the water level drops or the system malfunctions.

- **Recommendation:** Pair with a **thermostat, pressure relief valve, and possibly a float switch** for safety.

3. **Potential for Scaling or Corrosion**

- Immersion heaters are prone to **mineral buildup (scaling)** in hard water, which reduces efficiency and can damage the heating element over time.

- **Corrosion** can also occur if the heater is not made of stainless steel or other corrosion-resistant materials (check the construction material).

- **Solution:** Regular maintenance, such as cleaning or using a descaling agent, is necessary.

4. **Limited Lifespan Compared to Other Heating Methods**

- Immersion heaters typically last **5 10 years** with proper use, though this can vary based on water quality, usage patterns, and maintenance. Gas or electric tankless heaters may have longer lifespans in some cases.

5. **Not Ideal for All Tank Materials**

- Some immersion heaters may not be compatible with **plastic or certain composite tanks**, as they can warp or degrade under high heat. Always verify compatibility with the tank manufacturer.

6. **Potential for Leaks or Poor Sealing**

- If the heater is not installed correctly or if the tank develops stress cracks over time, leaks can occur. This is more critical in high-pressure applications.

7. **Noise and Vibration (In Some Cases)**

- While rare, poorly installed immersion heaters can cause **banging or vibration** in the tank, especially if the water level fluctuates rapidly. This is usually due to thermal expansion or improper mounting.

8. **Regional Availability and Compatibility**

- While this model works on 240VAC, availability may vary by region. Ensure that the electrical outlet and wiring meet local codes, and consider hiring an electrician if unsure.

---

### **Conclusion**

The **Chromalox TTUH-20A (2 kW, 240VAC immersion heater)** is a **powerful and reliable choice** for applications requiring high heating capacity, such as commercial kitchens, industrial processes, or large-scale water heating. Its **durability, compatibility with standard electrical systems, and efficiency** make it a strong option for the right use case.

However, it is **not ideal for small tanks, poorly maintained systems, or applications where safety features are lacking**. The **high power draw, potential for scaling/corrosion, and need for additional safety components** (like a thermostat or pressure relief valve) are important considerations. Users must also ensure their **electrical system can handle the load** and that the **tank material is compatible**.

### **Recommendation**

- **Buy this heater if:**

- You need **rapid, high-capacity heating** for a **large tank or industrial/commercial application**.

- Your **electrical system supports 240VAC and can handle 2 kW without overloading**.

- You **plan to install proper safety controls** (thermostat, pressure relief, float switch).

- The **tank material is compatible** (e.g., metal tanks for high heat resistance).

- You are prepared for **regular maintenance** to prevent scaling and corrosion.

- **Avoid this heater if:**

- Your **tank is small** (e.g., under 50 gallons/200 liters), as it may overheat or cycle inefficiently.

- You **lack access to a dedicated circuit** or proper electrical wiring.

- You **cannot install safety features** or monitor the system closely.

- Your **water quality is extremely hard**, and you cannot perform regular descaling.

- You prefer **longer-lasting alternatives** (e.g., gas heaters or tankless electric heaters for residential use).

- **Consider alternatives if:**

- You need **lower power output** (e.g., 1 kW or less) for smaller systems.

- You require **built-in safety features** (look for models with **dry-running protection**).

- Your **electrical system is 120VAC** (this model is not suitable).

- You want **higher efficiency** (e.g., heat pump water heaters for residential use).

For most **commercial or industrial users** with proper setup, this heater is a **solid investment**. For **residential or small-scale use**, evaluate whether a lower-wattage or alternative heating method would be more cost-effective and safer. Always consult an electrician or heating professional before installation to ensure compliance with local codes and safety standards.

Details:

Supply voltage : 240VAC 1-Phase. Mounting: 2-7/16in Opening. Max Temperature: 350. Specifications: model #: TTUH-20A 158-046852-007.

This is a surplus item.

part #: ttuh20a prices

  • $360.00-$447.00

specifications temperaturcontr:

  • brand: Chromalox
  • mpn: Ttuh-20a
  • part type: Heater

payments temperaturcontr:

  • wallet: Google-pay
  • cash
  • credit card: Discover
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shipping temperaturcontr:

  • cost: $0.00
  • type: Calculated
  • transit: 3-5 Days
  • carrier: USPS, UPS
  • class: Standard, Expedited, One-day
  • service: USPS First Class, USPS Priority Mail Padded Flat Rate Envelope, UPS Next Day Air

seller temperaturcontr:

  • rating: 99.9%
  • # reviews: 45938
  • city: Osseo, Minnesota

offer temperaturcontr:

  • sold: 0
  • availability: In Stock
  • started: May 18, 2026
  • options: Ship-to-home
  • best offers: True
  • quantity: 1

general temperaturcontr:

  • PLCs HMIs > PLC Peripheral Modules > PLC Temperature Modules
  • condition: Used

returns temperaturcontr:

  • method: Money back
  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted
part type: heater,
category: business & industrial > plcs hmis > plc peripheral modules > plc temperature modules, sku: 12270383859023813,
Chromalox TTUH-20A Is Similar To:
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2 offers $360.00–$447.00 USD
  • Used. Offer #1 priced at $360.00 + $0.00 shipping estimate = $360.00* total. This is a surplus item Power: 2kW.FREE SHIPPING
  • New – Open box. Offer #2 priced at $447.00 + $0.00 shipping estimate = $447.00* total. LUBRICATOR, 250PSI.FREE SHIPPING

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